home > VAPOR-X HD 4890 1GB GDDR5 PCI-E OC
Sapphire VAPOR-X HD 4890 1GB GDDR5 PCI-E OC is one of a few Sapphire Graphics Processing Units for desktop market. Based on ATI Radeon HD 4890, and The GPU is produced on 55 nm technological process, and employs Unified Superscalar Shader architecture. The card has graphics clocked at 870 MHz. It also has 800 stream processors, 40 texture units, as well as 16 color ROPs. The VAPOR-X HD 4890 1GB GDDR5 PCI-E OC incorporates 1 GB of GDDR5 memory. Since the memory operates at 1.05 GHz, and uses 256 bit bus, the effective memory bandwidth is 134.4 GB/s. The GPU supports PCI Express 2.0 interface, and needs 2 slots on the motherboard. The maximum power consumption of this model is 190 Watt, same as on the reference design.
More detailed specifications of the graphics card are available below.